The Vilebrequin & Piston assembly is constructed from several parts from which the Crankshaft Assy is the most expensive.
twenty-eight components are shown in this Xg250 2005 4d61 Italy 1d4d6-351f1 Vilebrequin & Piston exploded diagram.
The Nut(2rh) is the cheapest item from this partsfiche.